<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>ani build</title>
    <style>
        html, *{
            position: relative;
            margin: 0;
            padding: 0;
        }
        .wrapper{
            
        }
        .content{
            width: 800px;
            margin: 30px auto;
        }
        #stage{
            position: relative;
            border: 1px solid #cfcfcf;
        }
        .btn-group{
            width: 800px;
            margin: 0 auto;
        }

        .btn{
            margin-left: 40px;
        }

    </style>
</head>
<body>
    <div class="wrapper">
        <div class="content">
            <canvas width="800" height="600" id="stage"></canvas>
        </div>
    </div>
    <script type="text/javascript" src="require.js" data-main="./build"></script>
</body>
</html>